Gigabyte ga-ep45-ud3lr recognizes only 3 5gb ram Tags: Memory RAM Gigabyte Motherboards Last response: December 12, 2011 9:36 AM in Memory Share sjugovi2 December 12, 2011 5:07:56 AM I have put 6GB of ram into my motherboard. All sticks are from Kingmax (800mhz). slot1 - 2GB slot2 - 1GB slot3 - 2GB slot4 - 1GB OS (win7) recognizes only 3.5GB. More about : gigabyte ep45 ud3lr recognizes 5gb ram Novuake a b } Memory a c 171 V Motherboard December 12, 2011 5:14:29 AM Do you have a 64-bit or 32-bit Windows? You need a 64-bit Operating system to utilize more than 3.xGB RAM. FULL specs might help. outlw6669 a b } Memory a b V Motherboard December 12, 2011 6:48:36 AM Yes, it sounds like you have a 32-Bit OS installed... Try booting from a 64-Bit live Linux disk, you should be able to see all 6GB then. Can't find your answer ? Ask ! Get the answer nikorr a c 146 } Memory a c 328 V Motherboard December 12, 2011 9:36:34 AM If u are not sure what OS type do u have, go to Control panel>>>System and than u'll know : ) And yes, x32bit system will not use more than ~ 3GB. Can't find your answer ? Ask ! Publish Related resources Only 3 5gb ram available with 8gb installed, using win7 64bit, it show 4.5gb res Forum Gigabyte GA-EP45-UD3LR - Clicking from internal speaker when starting and shutdown Forum SolvedWindows XP Home only recognizes 2GB of 3GB installed ram Forum Adive on Overclocking a Gigabyte GA-EP45-UD3LR Forum SolvedSystem only recognizes 3.25 GB RAM, but I have Windows 7, 64-bit Forum Solved5GB installed only 3.25GB usable Forum SolvedBIOS recognizes full 8GB RAM, Windows (my computer) only recognizes half 4GB RAM Forum Windows only recognizes 3.5GB of RAM, but BIOS sees all 4GB (XP 64) Forum I installed 6gb of ram but only 5gb is showing Forum ASUS P5B-deluxe; 6 GB RAM Installed, only Available 5GB ??? Forum Solved***URGENT*** 4 Months passed, no solution! 8 GB RAM recognized by BIOS and Windows 8.1 64 Bit, only 3.9/4080 MB usable! Help! Forum SolvedLaptop only recognizes half the ram Forum SolvedComputer Freezes and only recognizes 1333 for my RAM Forum 64-bit Win7 won't recognize all 5GB of my RAM, help? Forum SolvedComputer only recognizing 3.9 of 8 gigs of RAM as usable Forum Solved16gb ram installed, only 8gb being working, bios recognizes there are 4 sticks, but only using 2 Forum My thinkpad only uses 3 5gb of memory i have 8 gb win7 64bit Forum Gigabyte 970A-UD3 | AMD FX 8350 | 2x 4gb Corsair Vengeance 1866mhz -> Ram only running at 1333mhz Forum SolvedSeagate 3TB Internal Hardive Only Recognizes 2TB with 746GB Unallocated Forum Computer only recognizes 2 sticks of RAM at once. Forum More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !